23253442013 has 2 divisors, whose sum is σ = 23253442014. Its totient is φ = 23253442012.

The previous prime is 23253442007. The next prime is 23253442031. The reversal of 23253442013 is 31024435232.

It is a happy number.

Together with next prime (23253442031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17566321444 + 5687120569 = 132538^2 + 75413^2 .

It is a cyclic number.

It is not a de Polignac number, because 23253442013 - 2⁶ = 23253441949 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23253442913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11626721006 + 11626721007.

It is an arithmetic number, because the mean of its divisors is an integer number (11626721007).

Almost surely, 2^23253442013 is an apocalyptic number.

It is an amenable number.

23253442013 is a deficient number, since it is larger than the sum of its proper divisors (1).

23253442013 is an equidigital number, since it uses as much as digits as its factorization.

23253442013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 23253442013 its reverse (31024435232), we get a palindrome (54277877245).

The spelling of 23253442013 in words is "twenty-three billion, two hundred fifty-three million, four hundred forty-two thousand, thirteen".